Only need C. Please show work i want to learn! Thank you I will upvote!

Base: 50 units (enter your response as a whole number). Spring: 100 units (enter your response as a whole number). Clamp: 250 units (enter your response as a whole number). Housing: 100 units (enter your response as a whole number). Handle: 250 units (enter your response as a whole number). Casting: 250 units (enter your response as a whole number). Bearing: 200 units (enter your response as a whole number). Shaft: 100 units (enter your response as a whole number). As the production planner for Xiangling Hu Products, Inc., you have been given a bill of material for a bracket that is made up of a base, 2 springs, and 4 clamps. The base is assembled from 1 clamp and 2 housings. Each clamp has 1 handle and 1 casting. Each housing has 2 bearings and 1 shaft. There is no inventory on hand. a) Design a product structure noting the quantities for each item and show the low-level coding. Match each number in the structure below with the corresponding item. Number Item Bracket I II = Base (1) I IV Clamp(1) II Clamp (4) Handle (1) III Bearing(2) IV Handle (1) Casting (1) c) Compute the net quantities needed if there are 25 of the base and 100 of the clamp in stock. Base: units (enter your response as a whole number). Spring: units (enter your response as a whole number). Clamp: units (enter your response as a whole number). Housing: units (enter your response as a whole number). Handle: units (enter your response as a whole number). Casting: units (enter your response as a whole number). Bearing: units (enter your response as a whole number). Shaft: units (enter your response as a whole number)